At the craft store, Victor bought a bag of yellow and purple marbles. He received 19 yellow marbles and 76 purple marbles. What percentage of the marbles were yellow?
Write your answer using a percent sign (%).

25 %

Step-by-step explanation:

The answer for your question would be 25%.

the circle graph is not a function.

step-by-step explanation:

the graph of the circle is not a function.

because for a graph to be a function, each value of x must give one value of y

in the circle, the values of x for -2< x< 2 each give 2 values of y.

hence this is not a function.

it has to have an angle of 90 degrees